390334 has 16 divisors (see below), whose sum is σ = 684000. Its totient is φ = 166992.

The previous prime is 390323. The next prime is 390343. The reversal of 390334 is 433093.

It is a super-3 number, since 3×390334³ = 178414604273339112, which contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

390334 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402 + ... + 970.

It is an arithmetic number, because the mean of its divisors is an integer number (42750).

2³⁹⁰³³⁴ is an apocalyptic number.

390334 is a deficient number, since it is larger than the sum of its proper divisors (293666).

390334 is an equidigital number, since it uses as much as digits as its factorization.

390334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592 (or 578 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 390334 is about 624.7671566272. The cubic root of 390334 is about 73.0822866438.

The spelling of 390334 in words is "three hundred ninety thousand, three hundred thirty-four".